Twifo Heman Lower Denkyira District Assembly is one of the 254 Metropolitan, Municipal and District Assemblies (MMDAs) in Ghana and forms part of the 22 MMDAs in Central Region.

With its Administrative capital Heman, the District is located on the western part of the Central Region of Ghana and occupies a landmark of 575.5 square kilometers making it one of the biggest districts in the Central Region.

It shares common boundaries on the north with the Twifo Atti-Morkwa District, the south with Cape Coast Metropolis, the west with Amenfi West Municipal and Mpohor Districts, and on the east with the Assin South District.

The population of the District according to 2010 population and housing census stands at 55,131 with 27,370 male and 27,761 female.